Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-03-2023 16:21

General

  • Target

    21279e058d7e578c1af204d1fe27885b25b7b0e6dbb5782e8b23f7582619d3a8.exe

  • Size

    530KB

  • MD5

    50fe64cfd968402930cf13b705f8dc9f

  • SHA1

    d7c8c604889684a7e9ac852c1025ebf2d7cbdeb9

  • SHA256

    21279e058d7e578c1af204d1fe27885b25b7b0e6dbb5782e8b23f7582619d3a8

  • SHA512

    16bf4e6e0f5a613304f3c7938534329489e667e29d8ecd5bcb30dbbe051b78c7f211b44df8698f84df8c5602b5b206504f2e39daaaf648087cab4f61b66aa67f

  • SSDEEP

    12288:UMrry90qxFudwQrhxK1K2PvWs4DomxFtbeJVSv0WeI:nyD3u2Q61KOv1comry40fI

Malware Config

Extracted

Family

redline

Botnet

fud

C2

193.233.20.27:4123

Attributes
  • auth_value

    cddc991efd6918ad5321d80dac884b40

Extracted

Family

redline

Botnet

fabio

C2

193.233.20.27:4123

Attributes
  • auth_value

    56b82736c3f56b13be8e64c87d2cf9e5

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 33 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21279e058d7e578c1af204d1fe27885b25b7b0e6dbb5782e8b23f7582619d3a8.exe
    "C:\Users\Admin\AppData\Local\Temp\21279e058d7e578c1af204d1fe27885b25b7b0e6dbb5782e8b23f7582619d3a8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4716
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhvH8942vx.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhvH8942vx.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3076
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf96vK16ov36.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf96vK16ov36.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3968
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf21zo40qn54.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf21zo40qn54.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4876
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4876 -s 1336
          4⤵
          • Program crash
          PID:4648
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uhvS32Ho15nj.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uhvS32Ho15nj.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:548
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4876 -ip 4876
    1⤵
      PID:2960

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uhvS32Ho15nj.exe

      Filesize

      175KB

      MD5

      be3dd4a02ae3010e643d8fc0cb8fc331

      SHA1

      7e2421ee9e6def3e31a5acf1d7771b2911a2a288

      SHA256

      1a1f5297857b6f3ff780efd97db3f3cb602eeba948718c0f6c48db74c907b479

      SHA512

      07d3834ae379cd6d2fe0fdeb27de234d73bd9080970cf6b3306820460ba1853194ffb8f2dd36617dfc4bcb049ee504f77e10e242e3d17d22f306137c2fa94691

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uhvS32Ho15nj.exe

      Filesize

      175KB

      MD5

      be3dd4a02ae3010e643d8fc0cb8fc331

      SHA1

      7e2421ee9e6def3e31a5acf1d7771b2911a2a288

      SHA256

      1a1f5297857b6f3ff780efd97db3f3cb602eeba948718c0f6c48db74c907b479

      SHA512

      07d3834ae379cd6d2fe0fdeb27de234d73bd9080970cf6b3306820460ba1853194ffb8f2dd36617dfc4bcb049ee504f77e10e242e3d17d22f306137c2fa94691

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhvH8942vx.exe

      Filesize

      385KB

      MD5

      fec9ddb0edf237005ce4e2e3a7332fd3

      SHA1

      a73af612d799a159fc3275f321f4deb4114da1de

      SHA256

      bf5ed3aedd497934fd57bbfbef946978ac3715f4d58b2fbf194ddb831f848517

      SHA512

      f05f3b6eec848c4cab1e3014077f9f50219c9c74c17048f5742c3c4f0526f70cc855794530aa26ef8ee03acba4ad5e10a1762e96016e2440083f80df2beaea06

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhvH8942vx.exe

      Filesize

      385KB

      MD5

      fec9ddb0edf237005ce4e2e3a7332fd3

      SHA1

      a73af612d799a159fc3275f321f4deb4114da1de

      SHA256

      bf5ed3aedd497934fd57bbfbef946978ac3715f4d58b2fbf194ddb831f848517

      SHA512

      f05f3b6eec848c4cab1e3014077f9f50219c9c74c17048f5742c3c4f0526f70cc855794530aa26ef8ee03acba4ad5e10a1762e96016e2440083f80df2beaea06

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf96vK16ov36.exe

      Filesize

      11KB

      MD5

      e27fa72bad37b1f1917e44e9fdfd55e7

      SHA1

      08a79e06d544fbcf834e7bc8e39ae652d4a6f8fa

      SHA256

      43750497c3d834e01026f6c634f387c2e16e585f1be8a2551adf9ffeb511a2f3

      SHA512

      799b1f813f3522a19d7ffaf5b4cf0ad6e471526d4df39bfe4c29eabeffe2f3538cd2694c886d9e47bdb216170493b04c15581fb86f08281f0735c66f431cc846

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf96vK16ov36.exe

      Filesize

      11KB

      MD5

      e27fa72bad37b1f1917e44e9fdfd55e7

      SHA1

      08a79e06d544fbcf834e7bc8e39ae652d4a6f8fa

      SHA256

      43750497c3d834e01026f6c634f387c2e16e585f1be8a2551adf9ffeb511a2f3

      SHA512

      799b1f813f3522a19d7ffaf5b4cf0ad6e471526d4df39bfe4c29eabeffe2f3538cd2694c886d9e47bdb216170493b04c15581fb86f08281f0735c66f431cc846

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf21zo40qn54.exe

      Filesize

      294KB

      MD5

      cdcef278fd567074f7fd62913f828c7f

      SHA1

      f8f15924c0670526951bd988acd59ba3b0f95889

      SHA256

      fdc600b7491c442a1c8538b09303b44c51fe3436671493cbc7ab0ca5bd512243

      SHA512

      06d63079ba454a6f9d86208369ace8125db61e97d5dce25ca0a2e6c244403ff9ef7bed684c48592248273a5ffa5a79c56c4f2ce941fe2eb04800606072178d2d

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf21zo40qn54.exe

      Filesize

      294KB

      MD5

      cdcef278fd567074f7fd62913f828c7f

      SHA1

      f8f15924c0670526951bd988acd59ba3b0f95889

      SHA256

      fdc600b7491c442a1c8538b09303b44c51fe3436671493cbc7ab0ca5bd512243

      SHA512

      06d63079ba454a6f9d86208369ace8125db61e97d5dce25ca0a2e6c244403ff9ef7bed684c48592248273a5ffa5a79c56c4f2ce941fe2eb04800606072178d2d

    • memory/548-1086-0x0000000000330000-0x0000000000362000-memory.dmp

      Filesize

      200KB

    • memory/548-1087-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

      Filesize

      64KB

    • memory/3968-147-0x0000000000710000-0x000000000071A000-memory.dmp

      Filesize

      40KB

    • memory/4876-189-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-201-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-156-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-155-0x0000000002770000-0x0000000002780000-memory.dmp

      Filesize

      64KB

    • memory/4876-158-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-160-0x0000000002770000-0x0000000002780000-memory.dmp

      Filesize

      64KB

    • memory/4876-161-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-157-0x0000000002770000-0x0000000002780000-memory.dmp

      Filesize

      64KB

    • memory/4876-163-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-165-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-167-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-169-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-171-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-173-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-175-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-177-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-179-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-181-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-183-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-185-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-187-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-153-0x0000000000660000-0x00000000006AB000-memory.dmp

      Filesize

      300KB

    • memory/4876-191-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-193-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-195-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-197-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-199-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-154-0x0000000004CE0000-0x0000000005284000-memory.dmp

      Filesize

      5.6MB

    • memory/4876-203-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-205-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-207-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-209-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-211-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-213-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-215-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-217-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-219-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-221-0x0000000005290000-0x00000000052CE000-memory.dmp

      Filesize

      248KB

    • memory/4876-1064-0x00000000052D0000-0x00000000058E8000-memory.dmp

      Filesize

      6.1MB

    • memory/4876-1065-0x0000000005970000-0x0000000005A7A000-memory.dmp

      Filesize

      1.0MB

    • memory/4876-1066-0x0000000005AB0000-0x0000000005AC2000-memory.dmp

      Filesize

      72KB

    • memory/4876-1067-0x0000000005AD0000-0x0000000005B0C000-memory.dmp

      Filesize

      240KB

    • memory/4876-1068-0x0000000002770000-0x0000000002780000-memory.dmp

      Filesize

      64KB

    • memory/4876-1070-0x0000000002770000-0x0000000002780000-memory.dmp

      Filesize

      64KB

    • memory/4876-1071-0x0000000002770000-0x0000000002780000-memory.dmp

      Filesize

      64KB

    • memory/4876-1072-0x0000000002770000-0x0000000002780000-memory.dmp

      Filesize

      64KB

    • memory/4876-1073-0x0000000005DC0000-0x0000000005E26000-memory.dmp

      Filesize

      408KB

    • memory/4876-1074-0x0000000006480000-0x0000000006512000-memory.dmp

      Filesize

      584KB

    • memory/4876-1075-0x0000000006580000-0x0000000006742000-memory.dmp

      Filesize

      1.8MB

    • memory/4876-1076-0x0000000006760000-0x0000000006C8C000-memory.dmp

      Filesize

      5.2MB

    • memory/4876-1077-0x0000000002770000-0x0000000002780000-memory.dmp

      Filesize

      64KB

    • memory/4876-1078-0x0000000006DC0000-0x0000000006E36000-memory.dmp

      Filesize

      472KB

    • memory/4876-1079-0x0000000006E50000-0x0000000006EA0000-memory.dmp

      Filesize

      320KB